MAG365 BF+ Calcium combines award-winning MAG365 Ionic Magnesium Citrate powder with a powerful blend of synergistic nutrients including vitamins D3, K2, C & B6, calcium, boron, zinc, and potassium. It is expertly crafted to be highly bioavailable with nutrients that work together to optimize the absorption of dietary calcium and direct it towards the bones. Made in Canada in small batches to ensure premium quality.